Useless
Don’t waste your money DOES NOT WORK !!!!
Meh
It does what it’s supposed to do but you have to clear each field every time you do a calculation and reset your units every time you open it.
Slows things down when you’re doing route planning.
Slows things down when you’re doing route planning.
Wasted my money!
Doesn’t allow you to enter a decimal point. Totally useless for calculating speed events.